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Visual Materials

Portal Powerhouse

Description: Portal Powerhouse - Penstock and Wye ready for connection to by-pass pipe.
Type: Visual Materials(Opens in new tab)
Date: 9/15/1955
Call number: photCL SCE 02 - 43850
Find out more: View in the Huntington Digital Library(Opens in new tab); View in the Library catalog(Opens in new tab)

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Portal Powerhouse
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Portal Powerhouse - Welding wye bend and setting by-pass pipe.
photCL SCE 02 - 43726
Portal Powerhouse
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Portal Powerhouse - Failure of Steel splitter in Penstock Wye section.
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Portal Powerhouse
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Portal Powerhouse - Close-up of splitter along bottom weld in Penstock Wye.
photCL SCE 02 - 44585
Portal Powerhouse
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Portal Powerhouse - Staging for inserting I-beams and penstock into pipe.
photCL SCE 02 - 43651
Portal Powerhouse
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Portal Powerhouse - Applying Protex protective coating to first section of 8.5' diameter penstock pipe prior to pulling into 12' diameter pipe for second section make-up.
photCL SCE 02 - 43570
Portal Powerhouse - Close-up of new 3/4" plate, nose splitter piece & portion of split pipe column
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Portal Powerhouse - Close-up of new 3/4" plate, nose splitter piece & portion of split pipe column - part of new wye reinforcement in penstock.
photCL SCE 02 - 44845